30723780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5279}}^1$

素因数の和:5388

約数の個数: 48

約数和(自身を含む): 86929920

約数和(自身を除く): 56206140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5279, 5820, 10558, 15837, 21116, 26395, 31674, 52790, 63348, 79185, 105580, 158370, 316740, 512063, 1024126, 1536189, 2048252, 2560315, 3072378, 5120630, 6144756, 7680945, 10241260, 15361890, 30723780]

約数ペア:

[(1, 30723780), (2, 15361890), (3, 10241260), (4, 7680945), (5, 6144756), (6, 5120630), (10, 3072378), (12, 2560315), (15, 2048252), (20, 1536189), (30, 1024126), (60, 512063), (97, 316740), (194, 158370), (291, 105580), (388, 79185), (485, 63348), (582, 52790), (970, 31674), (1164, 26395), (1455, 21116), (1940, 15837), (2910, 10558), (5279, 5820)]